Looks like we're moving in that direction for some things with organ on a chip systems: https://en.wikipedia.org/wiki/Organ-on-a-chip https://en.wikipedia.org/w

Looks like we're moving in that direction for some things with organ on a chip systems: https://en.wikipedia.org/wiki/Organ-on-a-chip https://en.wikipedia.org/wiki/Organ-on-a-chip